ZIP 51433 (Auburn, IA) truck route planning & crash data
Plan safer truck routes around ZIP 51433: commercial truck and garbage truck crashes here and in Sac County, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0 of 144 truck crashes since 2015.
Deadliest roads
How Sac County compares with Iowa
Sac County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Sac County stands out
Full comparison
| Measure (2015–2025) | Sac County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 128.7 | 68.1 | 49.7 | 1.9× the state |
| Deaths per 100 crashes | 8.1 | 3.5 | 3.4 | 2.3× the state |
| Injuries per crash | 0.48 | 0.41 | 0.49 | 1.2× the state |
| Garbage-truck share | 0.0% | 2.2% | 2.3% | 100% below the state |
| On snow, slush or ice | 20.7% | 18.7% | 6.2% | 1.1× the state |
| Morning rush (6–10 am) | 31.1% | 24.0% | 23.7% | 1.3× the state |
| In rain, sleet or snow | 11.1% | 15.1% | 13.8% | 27% below the state |
| Winter months (Nov–Mar) | 43.0% | 45.4% | 41.9% | same |
| After dark | 31.1% | 23.1% | 24.8% | 1.3× the state |
Sac County sits below Iowa on garbage-truck share and in rain, sleet or snow. It runs above Iowa on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
Sac County at a glance: 0 of truck crashes here involve garbage trucks: 0.0%, vs 2.2% in Iowa.
Overview
Sac County has recorded 144 truck crashes since 2015, with 67 people injured and 11 killed.
In complete reporting years that works out to about one truck crash every 30 days.
When crashes happen
Truck crashes peak in November (15.3% of the year) and are lowest in May (2.8%).
Winter months (Nov–Mar) carry 43.0% of truck crashes, vs 45.4% for Iowa.
By time of day, 8–9 am stands out with 13.9% of truck crashes.
Road surface: 20.7% of truck crashes were on snow, slush or ice (Iowa: 18.7%).
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 51433 since 2015: CR-N33/NOBLE Ave (1), SR-175 (1) and US-72 (1). No single road stands out.
Garbage & waste trucks
FMCSA lists no garbage-truck crashes in Sac County since 2015.
Route planning tips for ZIP 51433 fleets
- Plan November schedules with more margin; it is the worst month for truck crashes in Sac County.
- The morning rush (6–10 am) holds 31.1% of truck crashes here, more than Iowa; adjust start times where you can.
- Icy and snowy roads show up in 20.7% of truck crashes here, more than Iowa; schedule winter checks early.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Sac County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-N33/NOBLE Ave | 1 |
| SR-175 | 1 |
| US-72 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Sac County) |
|---|---|
| US-20 | 17 |
| Fox Ave | 6 |
| M043/Fox Ave | 3 |
| Perkins Ave | 3 |
| M054/Sierra Ave And Us 20 | 3 |
| 370Th St And Union Ave | 2 |
| Dean Ave (Ia-110) | 2 |
| Hwy 20 Eb And Fox Ave | 2 |
ZIP 51433 at a glance
| Population | 567 |
| Density | 4 per sq mi |
| Median household income | $68,125 |
| Median home value | $150,960 |
| Home ownership | 48% |
Waste facilities and haulers nearby
Historical data: truck crashes in Sac County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 6 | — | 0.9 |
| 2000s | 7 | +13% | 0.5 |
| 2010s | 10 | +39% | 0.8 |
| 2020s | 13 | +30% | 0.6 |
From the 1990s to the 2020s, yearly reported truck crashes went from 6 to 13. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 1.2 a year in 2016–19, 0.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 51433
How common are truck crashes in ZIP 51433?
Since 2015, 144 crashes involving commercial trucks were reported in Sac County (67 injured, 11 killed).
Which month has the most truck crashes in ZIP 51433?
November has the most truck crashes in Sac County, 15.3% of the yearly total.
How many garbage truck crashes are there in ZIP 51433?
Since 2015, Sac County has reported 0 garbage-truck crashes, or 0.0% of its truck crashes.
How do truck crashes in ZIP 51433 compare with Iowa?
The yearly rate is 128.7 truck crashes per 100,000 residents in Sac County, vs 68.1 for Iowa.
How do I plan a garbage truck route in ZIP 51433?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.